diff -Nru node-diff-1.4.0~dfsg/debian/changelog node-diff-1.4.0~dfsg/debian/changelog
--- node-diff-1.4.0~dfsg/debian/changelog	2020-02-13 11:25:28.000000000 +0100
+++ node-diff-1.4.0~dfsg/debian/changelog	2020-07-10 17:41:22.000000000 +0200
@@ -1,3 +1,10 @@
+node-diff (1.4.0~dfsg-4) UNRELEASED; urgency=medium
+
+  * Update test expectation to match upstream change in V8 (Closes: #963063)
+    - debian/patches/fix-test-with-new-nodejs.patch
+
+ -- Olivier Tilloy <olivier.tilloy@canonical.com>  Fri, 10 Jul 2020 17:41:22 +0200
+
 node-diff (1.4.0~dfsg-3) unstable; urgency=medium
 
   * Team upload
diff -Nru node-diff-1.4.0~dfsg/debian/patches/fix-test-with-new-nodejs.patch node-diff-1.4.0~dfsg/debian/patches/fix-test-with-new-nodejs.patch
--- node-diff-1.4.0~dfsg/debian/patches/fix-test-with-new-nodejs.patch	1970-01-01 01:00:00.000000000 +0100
+++ node-diff-1.4.0~dfsg/debian/patches/fix-test-with-new-nodejs.patch	2020-07-10 17:41:02.000000000 +0200
@@ -0,0 +1,16 @@
+Description: update test expectation to match upstream change in V8
+  (see https://chromium-review.googlesource.com/c/v8/v8/+/1433776)
+Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=963063
+Author: Olivier Tilloy <olivier.tilloy@canonical.com>
+
+--- a/test/diffTest.js
++++ b/test/diffTest.js
+@@ -317,7 +317,7 @@ describe('#diffJson', function() {
+         circular,
+         {foo: 123, bar: {}}
+       );
+-    }.should['throw']('Converting circular structure to JSON'));
++    }).should.throw({ name: 'TypeError', message: /^Converting circular structure to JSON/ });
+   });
+ });
+ 
diff -Nru node-diff-1.4.0~dfsg/debian/patches/series node-diff-1.4.0~dfsg/debian/patches/series
--- node-diff-1.4.0~dfsg/debian/patches/series	2020-02-13 11:22:28.000000000 +0100
+++ node-diff-1.4.0~dfsg/debian/patches/series	2020-07-10 17:38:30.000000000 +0200
@@ -1 +1,2 @@
 2001_avoid_privacy_breach.patch
+fix-test-with-new-nodejs.patch